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zaes.go
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zaes.go
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// Code generated by cmd/genaesmodes. DO NOT EDIT.
//go:build !cmd_go_bootstrap
package openssl
import "crypto/cipher"
type cipherWithCBC struct {
aesCipher
}
type cipherWithCTR struct {
aesCipher
}
type cipherWithCBC_CTR struct {
aesCipher
cipherWithCBC
cipherWithCTR
}
type cipherWithGCM struct {
aesCipher
}
type cipherWithCBC_GCM struct {
aesCipher
cipherWithCBC
cipherWithGCM
}
type cipherWithCTR_GCM struct {
aesCipher
cipherWithCTR
cipherWithGCM
}
type cipherWithCBC_CTR_GCM struct {
aesCipher
cipherWithCBC
cipherWithCTR
cipherWithGCM
}
func newAESBlock(c *evpCipher, kind cipherKind) cipher.Block {
aes := aesCipher{c}
var block cipher.Block
supportsCBC := loadCipher(kind, cipherModeCBC) != nil
supportsCTR := loadCipher(kind, cipherModeCTR) != nil
supportsGCM := loadCipher(kind, cipherModeGCM) != nil
switch {
case !supportsCBC && !supportsCTR && !supportsGCM:
block = aes
case supportsCBC && !supportsCTR && !supportsGCM:
block = cipherWithCBC{aes}
case !supportsCBC && supportsCTR && !supportsGCM:
block = cipherWithCTR{aes}
case supportsCBC && supportsCTR && !supportsGCM:
block = cipherWithCBC_CTR{aes,
cipherWithCBC{aes},
cipherWithCTR{aes},
}
case !supportsCBC && !supportsCTR && supportsGCM:
block = cipherWithGCM{aes}
case supportsCBC && !supportsCTR && supportsGCM:
block = cipherWithCBC_GCM{aes,
cipherWithCBC{aes},
cipherWithGCM{aes},
}
case !supportsCBC && supportsCTR && supportsGCM:
block = cipherWithCTR_GCM{aes,
cipherWithCTR{aes},
cipherWithGCM{aes},
}
case supportsCBC && supportsCTR && supportsGCM:
block = cipherWithCBC_CTR_GCM{aes,
cipherWithCBC{aes},
cipherWithCTR{aes},
cipherWithGCM{aes},
}
default:
panic("unreachable")
}
return block
}